import logging
import math
from typing import Optional, List

from fastapi import APIRouter, Depends, Query, Path
from pydantic import Field, BaseModel
from sqlalchemy import text
from sqlalchemy.exc import SQLAlchemyError
from sqlalchemy.orm import Session
from commons.BaseResponse import BaseResponse
from commons.PaginationBase import PaginationBase
from datebase import get_db
from utils.EncryptionUtil import oauth2_scheme, EncryptionMiddleware

material_ret_head_router = APIRouter(prefix="/material/retHead", tags=["物料采购管理"],
                                     dependencies=[Depends(oauth2_scheme)])


class MaterialPurchaseOutSearch(PaginationBase):
    # 筛选条件
    fsiteNo: Optional[str] = Field("", description="站点编号")
    ftakedateStart: Optional[str] = Field("", description="出库开始日期(yyyyMMdd)")
    ftakedateEnd: Optional[str] = Field("", description="出库结束日期(yyyyMMdd)")
    fretuser: Optional[str] = Field("", description="出库人")
    fstockno: Optional[str] = Field("", description="仓库编号")
    fsupno: Optional[str] = Field("", description="供应商编号")
    fbillno: Optional[str] = Field("", description="单据编号(支持前缀匹配)")
    fbillstate: Optional[str] = Field("", description="单据状态编码")
    forduser: Optional[str] = Field("", description="制单人")


@material_ret_head_router.get("/list", summary="物料采购出库查询接口")
def list_material_ret(search: MaterialPurchaseOutSearch = Query(), db: Session = Depends(get_db)):
    param = {}
    sql = "select count(1) from i_tc_ret_head where 1=1"
    if search.fsiteNo != "":
        sql = sql + " and fsite_no = :fsiteNo "
        param["fsiteNo"] = search.fsiteNo
    if search.fbillno != "":
        sql = sql + " and fbillno like concat('%', :fbillno ,'%')"
        param["fbillno"] = search.fbillno
    if search.forduser != "":
        sql = sql + " and fretuser = :forduser "
        param["forduser"] = search.forduser
    if search.fsupno != "":
        sql = sql + " and fsupno = :fsupno "
        param["fsupno"] = search.fsupno
    if search.fstockno != "":
        sql = sql + " and fstockno = :fstockno "
        param["fstockno"] = search.fstockno
    if search.fbillstate != "":
        sql = sql + " and fbillstate = :fbillstate "
        param["fbillstate"] = search.fbillstate
    if (search.ftakedateStart != "") and (search.ftakedateEnd != ""):
        sql = sql + " and to_char(fretdate,'yyyymmdd') between :ftakedateStart  and :ftakedateEnd "
        param["ftakedateStart"] = search.ftakedateStart
        param["ftakedateEnd"] = search.ftakedateEnd
    count = db.execute(text(sql), param).scalar()

    param = {}
    sql = "select fbillno,fstockno,fsite_no,fretuser,fretdate,fsupno,fitemcount,fpiececount,ftotalamt,"
    sql = sql + " fsrcbillno,fexplanation,fupddate,foperator,fcheckdate,fcheckuser,fbillstate"
    sql = sql + " from i_tc_ret_head where 1=1"
    if search.fsiteNo != "":
        sql = sql + " and fsite_no = :fsiteNo "
        param["fsiteNo"] = search.fsiteNo
    if search.fbillno != "":
        sql = sql + " and fbillno like concat('%', :fbillno ,'%')"
        param["fbillno"] = search.fbillno
    if search.forduser != "":
        sql = sql + " and fretuser = :forduser "
        param["forduser"] = search.forduser
    if search.fsupno != "":
        sql = sql + " and fsupno = :fsupno "
        param["fsupno"] = search.fsupno
    if search.fstockno != "":
        sql = sql + " and fstockno = :fstockno "
        param["fstockno"] = search.fstockno
    if search.fbillstate != "":
        sql = sql + " and fbillstate = :fbillstate "
        param["fbillstate"] = search.fbillstate
    if (search.ftakedateStart != "") and (search.ftakedateEnd != ""):
        sql = sql + " and to_char(fretdate,'yyyymmdd') between :ftakedateStart  and :ftakedateEnd "
        param["ftakedateStart"] = search.ftakedateStart
        param["ftakedateEnd"] = search.ftakedateEnd
    if search.order == "desc":
        sql = sql + " order by  fretdate,fbillno desc "
    else:
        sql = sql + " order by  fretdate,fbillno "
    sql = sql + " limit :limit offset :offset "
    param["offset"] = search.offset
    param["limit"] = search.limit
    data = db.execute(text(sql), param).fetchall()

    # details 明细列表
    param = {}
    sql_3 = " select b.fbillno,b.fline,b.fgoodno,b.fbuyprice,b.fqty,b.ftotamt,b.fmemo,c.fgoodname"
    sql_3 = sql_3 + " from i_tc_ret_head a,i_tc_ret_detail b ,i_ts_good_info c "
    sql_3 = sql_3 + " where a.fbillno=b.fbillno"
    sql_3 = sql_3 + " and b.fgoodno=c.fgoodno"
    if search.fsiteNo != "":
        sql_3 = sql_3 + " and a.fsite_no = :fsiteNo "
        param["fsiteNo"] = search.fsiteNo
    if search.fbillno != "":
        sql_3 = sql_3 + " and a.fbillno like concat('%', :fbillno ,'%')"
        param["fbillno"] = search.fbillno
    if search.forduser != "":
        sql_3 = sql_3 + " and a.fretuser = :forduser "
        param["forduser"] = search.forduser
    if search.fsupno != "":
        sql_3 = sql_3 + " and a.fsupno = :fsupno "
        param["fsupno"] = search.fsupno
    if search.fstockno != "":
        sql_3 = sql_3 + " and a.fstockno = :fstockno "
        param["fstockno"] = search.fstockno
    if search.fbillstate != "":
        sql_3 = sql_3 + " and a.fbillstate = :fbillstate "
        param["fbillstate"] = search.fbillstate
    if (search.ftakedateStart != "") and (search.ftakedateEnd != ""):
        sql_3 = sql_3 + " and to_char(a.fretdate,'yyyymmdd') between :ftakedateStart  and :ftakedateEnd "
        param["ftakedateStart"] = search.ftakedateStart
        param["ftakedateEnd"] = search.ftakedateEnd
    sql_3 = sql_3 + " order by b.fbillno,b.fline"
    # print(sql_3)
    data_detail = db.execute(text(sql_3), param).fetchall()

    data_list = []
    for key in range(len(data)):
        fretdate = ""
        try:
            fretdate = data[key][4].strftime('%Y-%m-%dT%H:%M:%S')
        except Exception as e:
            print(e)
        if (fretdate == ""):
            fretdate = None
        fupddate = ""
        try:
            fupddate = data[key][11].strftime('%Y-%m-%dT%H:%M:%S')
        except Exception as e:
            print(e)
        if (fupddate == ""):
            fupddate = None
        fcheckdate = ""
        try:
            fcheckdate = data[key][13].strftime('%Y-%m-%dT%H:%M:%S')
        except Exception as e:
            print(e)
        if (fcheckdate == ""):
            fcheckdate = None
        d1 = {}
        d1['fbillno'] = data[key][0]
        d1['fstockno'] = data[key][1]
        d1['fsiteno'] = data[key][2]
        d1['fretuser'] = data[key][3]
        d1['fretdate'] = fretdate
        d1['fsupno'] = data[key][5]
        d1['fitemcount'] = data[key][6]
        d1['fpiececount'] = data[key][7]
        d1['ftotalamt'] = data[key][8]
        d1['fsrcbillno'] = data[key][9]
        d1['fexplanation'] = data[key][10]
        d1['fupddate'] = fupddate
        d1['foperator'] = data[key][12]
        d1['fcheckdate'] = fcheckdate
        d1['fcheckuser'] = data[key][14]
        d1['fbillstate'] = data[key][15]
        sbillno = data[key][0]

        detail_list = []
        for j1 in range(len(data_detail)):
            if (str(data_detail[j1][0]) == str(sbillno)):
                d2 = {}
                d2['fbillno'] = data_detail[j1][0]
                d2['fline'] = data_detail[j1][1]
                d2['fgoodno'] = data_detail[j1][2]
                d2['fbuyprice'] = float(data_detail[j1][3])
                d2['fqty'] = float(data_detail[j1][4])
                d2['ftotamt'] = float(data_detail[j1][5])
                d2['fmemo'] = data_detail[j1][6]
                d2['fgoodname'] = data_detail[j1][7]
                detail_list.append(d2)

        d1["details"] = detail_list
        data_list.append(d1)

    info_dict = {"list": data_list,
                 "limit": search.limit,
                 "page": search.pageIndex,
                 "pages": (count + search.limit - 1) // search.limit,
                 "total": count}
    return BaseResponse.success(data=info_dict)


class ConsumableReturnDetail(BaseModel):
    """耗材退货明细"""
    fline: int = Field(..., description="明细行号")
    fgoodno: str = Field(..., description="耗材编号")
    fgoodname: str = Field(..., description="耗材名称")
    fbuyprice: float = Field(..., description="退货单价")
    fqty: float = Field(..., description="退货数量")
    ftotamt: float = Field(..., description="退货金额")
    fmemo: str = Field(..., description="备注")
    fprocdate: Optional[str] = Field(None, description="处理日期")


class ConsumableReturnCreate(BaseModel):
    """耗材退货新增请求参数"""
    fbillno: str = Field(..., description="退货单据编号")
    fretdate: str = Field(..., description="退货日期(yyyy-MM-dd)")
    fretuser: str = Field(..., description="退货人")
    fsiteNo: str = Field(..., description="站点编号")
    fstockno: str = Field(..., description="仓库编号")
    fsupno: str = Field(..., description="供应商编号")
    fexplanation: Optional[str] = Field("", description="退货说明")
    details: List[ConsumableReturnDetail] = Field(..., description="退货明细列表")


@material_ret_head_router.post("/create", summary="耗材退货新增接口")
def create_material_ret(create: ConsumableReturnCreate, db: Session = Depends(get_db)):
    try:
        fitemcount = 0
        fpiececount = 0
        ftotalamt = 0
        fbillno = create.fbillno
        # 返回内容
        d1 = {}
        detail_list = []
        with db.begin():
            details = create.details
            for detail in details:
                fqty = detail.fqty
                ftotamt = float(detail.fbuyprice) * float(detail.fqty)

                sql = "insert into i_tc_ret_detail(fbillno,fline,fgoodno,fbuyprice,fqty,ftotamt,fprocdate,fmemo)"
                sql = sql + " values( :fbillno , :fline , :fgoodno , :fbuyprice , :fqty , :ftotamt , :fprocdate , :fmemo )"
                db.execute(text(sql), {
                    "fbillno": fbillno,
                    "fline": detail.fline,
                    "fgoodno": detail.fgoodno,
                    "fbuyprice": detail.fbuyprice,
                    "fqty": detail.fqty,
                    "ftotamt": detail.ftotamt,
                    "fprocdate": detail.fprocdate,
                    "fmemo": detail.fmemo
                })
                fitemcount = fitemcount + 1
                fpiececount = fpiececount + float(fqty)
                ftotalamt = ftotalamt + float(ftotamt)
                # 返回明细
                d2 = {}
                d2['fbillno'] = fbillno
                d2['fline'] = detail.fline
                d2['fgoodno'] = detail.fgoodno
                d2['fgoodname'] = detail.fgoodname
                d2['fbuyprice'] = float(detail.fbuyprice)
                d2['fqty'] = float(fqty)
                d2['ftotamt'] = ftotamt
                d2['fmemo'] = detail.fmemo
                d2['fprocdate'] = detail.fprocdate
                detail_list.append(d2)
            sql = "insert into i_tc_ret_head(fbillno,fsite_no,fretuser,fretdate,fstockno,fsupno,fitemcount,fpiececount,ftotalamt,fexplanation,fupddate,foperator,fbillstate,fbilltype)"
            sql = sql + " values( :fbillno , :fsiteNo , :fretuser , :fretdate , :fstockno , :fsupno , :fitemcount , :fpiececount , :ftotalamt , :fexplanation ,now(), :fretuser ,1,1)"
            db.execute(text(sql), {
                "fbillno": fbillno,
                "fsiteNo": create.fsiteNo,
                "fretuser": create.fretuser,
                "fstockno": create.fstockno,
                "fsupno": create.fsupno,
                "fitemcount": fitemcount,
                "fpiececount": fpiececount,
                "ftotalamt": ftotalamt,
                "fexplanation": create.fexplanation,
            })
            # 返回
            d1['fbillno'] = fbillno
            d1['fsiteno'] = create.fsiteNo
            d1['fretuser'] = create.fretuser
            d1['fretdate'] = create.fretdate
            d1['fstockno'] = create.fstockno
            d1['fsupno'] = create.fsupno
            d1['fitemcount'] = fitemcount
            d1['fpiececount'] = fpiececount
            d1['ftotalamt'] = float(ftotalamt)
            d1['fsrcbillno'] = ""
            d1['fexplanation'] = ""
            d1['fupddate'] = create.fretdate
            d1['foperator'] = create.fretuser
            d1['fcheckdate'] = None
            d1['fcheckuser'] = None
            d1['fbillstate'] = 1
            d1['fbilltype'] = 1
            d1["details"] = detail_list
            return BaseResponse.success(data=d1)
    except SQLAlchemyError as e:
        # 发生异常时自动回滚
        db.rollback()
        # 记录错误日志
        logging.error(f"数据库错误: {str(e)}")
        # 返回错误响应
        return BaseResponse.error(message="数据库操作失败")
    except Exception as e:
        db.rollback()
        logging.error(f"未知错误: {str(e)}")
        return BaseResponse.error(message="令牌过期")


@material_ret_head_router.post("/update", summary="耗材退货修改接口")
def update_material_ret(update: ConsumableReturnCreate, db: Session = Depends(get_db),
                        token: str = Depends(oauth2_scheme)):
    try:
        fitemcount = 0
        fpiececount = 0
        ftotalamt = 0
        fbillno = update.fbillno
        user_id = EncryptionMiddleware.get_current_user(token)
        with db.begin():
            sql = "delete from i_tc_ret_detail where fbillno= :fbillno "
            db.execute(text(sql), {
                "fbillno": fbillno,
            })

            details = update.details
            for detail in details:
                fbuyprice = detail.fbuyprice
                fqty = detail.fqty
                ftotamt = fbuyprice * fqty

                sql = "insert into i_tc_ret_detail(fbillno,fline,fgoodno,fbuyprice,fqty,ftotamt,fprocdate,fmemo)"
                sql = sql + " values( :fbillno , :fline , :fgoodno , :fbuyprice , :fqty , :ftotamt , :fprocdate , :fmemo )"
                db.execute(text(sql), {
                    "fbillno": fbillno,
                    "fline": detail.fline,
                    "fgoodno": detail.fgoodno,
                    "fbuyprice": detail.fbuyprice,
                    "fqty": detail.fqty,
                    "ftotamt": detail.ftotamt,
                    "fprocdate": detail.fprocdate,
                    "fmemo": detail.fmemo,
                })
                fitemcount = fitemcount + 1
                fpiececount = fpiececount + fqty
                ftotalamt = ftotalamt + ftotamt
            sql = "update i_tc_ret_head "
            sql = sql + " set fstockno= :fstockno ,fsupno= :fsupno ,fexplanation= :fexplanation "
            sql = sql + ",fitemcount= :fitemcount ,fpiececount= :fpiececount ,ftotalamt= :ftotalamt "
            sql = sql + ",fupddate=now(),foperator= :userid "
            sql = sql + " where fbillno= :fbillno "
            db.execute(text(sql), {
                "fstockno": update.fstockno,
                "fsupno": update.fsupno,
                "fexplanation": update.fexplanation,
                "fitemcount": fitemcount,
                "fpiececount": fpiececount,
                "ftotalamt": ftotalamt,
                "userid": user_id,
                "fbillno": fbillno,
            })
            return BaseResponse.success()
    except SQLAlchemyError as e:
        # 发生异常时自动回滚
        db.rollback()
        # 记录错误日志
        logging.error(f"数据库错误: {str(e)}")
        # 返回错误响应
        return BaseResponse.error(message="数据库操作失败")
    except Exception as e:
        db.rollback()
        logging.error(f"未知错误: {str(e)}")
        return BaseResponse.error(message="令牌过期")


@material_ret_head_router.post("/delete/{fbillno}", summary="耗材退货删除接口")
def delete_material_ret(fbillno: str = Path(), db: Session = Depends(get_db)):
    try:
        with db.begin():
            sql = "select count(1) from i_tc_ret_head where fbillno= :fbillno and fbillstate>1"
            data = db.execute(text(sql), {
                "fbillno": fbillno,
            }).fetchall()
            if data[0][0] > 0:
                return BaseResponse.error(message="该订单不能删除")
            else:
                sql = "delete from i_tc_ret_detail where fbillno= :fbillno "
                db.execute(text(sql), {
                    "fbillno": fbillno,
                })
                sql = "delete from i_tc_ret_head where fbillno= :fbillno "
                db.execute(text(sql), {
                    "fbillno": fbillno,
                })
                return BaseResponse.success()
    except SQLAlchemyError as e:
        # 发生异常时自动回滚
        db.rollback()
        # 记录错误日志
        logging.error(f"数据库错误: {str(e)}")
        # 返回错误响应
        return BaseResponse.error(message="数据库操作失败")
    except Exception as e:
        db.rollback()
        logging.error(f"未知错误: {str(e)}")
        return BaseResponse.error(message="令牌过期")
